4061895289 has 27 divisors (see below), whose sum is σ = 4538488143. Its totient is φ = 3634310592.

The previous prime is 4061895269. The next prime is 4061895293. The reversal of 4061895289 is 9825981604.

The square root of 4061895289 is 63733.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3162375225 + 899520064 = 56235^2 + 29992^2 .

It is not a de Polignac number, because 4061895289 - 2¹⁵ = 4061862521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4061895269) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24919522 + ... + 24919684.

Almost surely, 2^4061895289 is an apocalyptic number.

4061895289 is the 63733-rd square number.

4061895289 is the 31867-th centered octagonal number.

It is an amenable number.

4061895289 is a deficient number, since it is larger than the sum of its proper divisors (476592854).

4061895289 is an equidigital number, since it uses as much as digits as its factorization.

4061895289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 52.

The cubic root of 4061895289 is about 1595.5469001083.

The spelling of 4061895289 in words is "four billion, sixty-one million, eight hundred ninety-five thousand, two hundred eighty-nine".